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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 90 · 40 sums
TalentJR

The trick (Ekadhikena Purvena): Take the part before the 5 — call it t. Multiply t by the next number: t × (t + 1). Write 25 after it.

NameDateTime takenScore ___ / 40
  1. 1.165² =
  2. 2.85² =
  3. 3.115² =
  4. 4.95² =
  5. 5.175² =
  6. 6.175² =
  7. 7.155² =
  8. 8.185² =
  9. 9.195² =
  10. 10.145² =
  11. 11.15² =
  12. 12.25² =
  13. 13.55² =
  14. 14.65² =
  15. 15.165² =
  16. 16.45² =
  17. 17.95² =
  18. 18.155² =
  19. 19.195² =
  20. 20.45² =
  21. 21.145² =
  22. 22.185² =
  23. 23.85² =
  24. 24.165² =
  25. 25.155² =
  26. 26.65² =
  27. 27.45² =
  28. 28.195² =
  29. 29.85² =
  30. 30.165² =
  31. 31.195² =
  32. 32.165² =
  33. 33.85² =
  34. 34.75² =
  35. 35.185² =
  36. 36.35² =
  37. 37.115² =
  38. 38.145² =
  39. 39.15² =
  40. 40.165² =

Answer key

  1. 27225
  2. 7225
  3. 13225
  4. 9025
  5. 30625
  6. 30625
  7. 24025
  8. 34225
  9. 38025
  10. 21025
  11. 225
  12. 625
  13. 3025
  14. 4225
  15. 27225
  16. 2025
  17. 9025
  18. 24025
  19. 38025
  20. 2025
  21. 21025
  22. 34225
  23. 7225
  24. 27225
  25. 24025
  26. 4225
  27. 2025
  28. 38025
  29. 7225
  30. 27225
  31. 38025
  32. 27225
  33. 7225
  34. 5625
  35. 34225
  36. 1225
  37. 13225
  38. 21025
  39. 225
  40. 27225

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